was a daimyo

Daimyo

is a generic term referring to the powerful territorial lords in pre-modern Japan who ruled most of the country from their vast, hereditary land holdings...

 and a teacher of kenjutsu

Kenjutsu

, meaning "the method, or technique, of the sword." This is opposed to kendo, which means the way of the sword. Kenjutsu is the umbrella term for all traditional schools of Japanese swordsmanship, in particular those that predate the Meiji Restoration...

 and military strategy in Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 during the Edo period

Edo period

The , or , is a division of Japanese history which was ruled by the shoguns of the Tokugawa family, running from 1603 to 1868. The political entity of this period was the Tokugawa shogunate....

. His highest-ranking pupil was Tokugawa Ietsuna

Tokugawa Ietsuna

was the fourth shogun of the Tokugawa dynasty of Japan who was in office from 1651 to 1680. He was the eldest son of Tokugawa Iemitsu, thus making him the grandson of Tokugawa Hidetada and the great-grandson of Tokugawa Ieyasu.-Early Life :...

, fourth Tokugawa

Tokugawa clan

The was a powerful daimyo family of Japan. They nominally descended from Emperor Seiwa and were a branch of the Minamoto clan by the Nitta clan. However, the early history of this clan remains a mystery.-History:...

 shogun

Shogun

A was one of the hereditary military dictators of Japan from 1192 to 1867. In this period, the shoguns, or their shikken regents , were the de facto rulers of Japan though they were nominally appointed by the emperor...

. Munefuyu was the third son of Yagyū Munenori

Yagyu Munenori

was a Japanese swordsman, founder of the Edo branch of Yagyū Shinkage-ryū, which he learned from his father Yagyū "Sekishusai" Muneyoshi. This was one of two official sword styles patronized by the Tokugawa Shogunate...

. One of his elder brothers was Yagyū Jūbei Mitsuyoshi

Yagyū Jūbei Mitsuyoshi

Yagyū Jūbei Mitsuyoshi is one of the most famous and romanticized of the samurai in Japan's feudal era.Very little is known about the actual life of Yagyū Mitsuyoshi as the official records of his life are very sparse. Yagyū Jūbei Mitsuyoshi grew up in his family's ancestral lands, Yagyū no Sato,...

. His younger brother was Retsudō Gisen, the real person who is fictionalized as Yagyū Retsudō in Lone Wolf and Cub

Lone Wolf and Cub

is a manga created by writer Kazuo Koike and artist Goseki Kojima. First published in 1970, the story was adapted into six films starring Tomisaburo Wakayama, four plays, a television series starring Yorozuya Kinnosuke, and is widely recognized as an important and influential work.Lone Wolf and Cub...

.

In 1650, Munefuyu became the head of the Yagyū clan

Yagyu clan

The ' were a family of daimyō with lands just outside Nara, who became the heads of one of Japan's greatest schools of swordsmanship, Yagyū Shinkage-ryū...

. In 1657 he received the title Hida no kami. In 1668 he rose to the rank of daimyo of the Yagyū Domain when he received an additional grant of land, bringing his holdings above the 10,000 koku

Koku

The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...

minimum.

Source

This article incorporates material in 柳生宗冬 (Yagyū Munefuyu) in the Japanese Wikipedia, retrieved on December 25, 2007.